1. Acredolo, L. P., & Goodwyn, S. W. (1985). Symbolic gesturing in language development. Human Development, 28(1), 40–49.
2. Bates, J. E. (1976). Effects of children’s nonverbal behavior upon adults. Child Development, 47(4), 1079–1088.
3. Behne, T., Liszkowski, U., Carpenter, M., & Tomasello, M. (2011). Twelve-month-olds’ comprehension and production of pointing. British Journal of Developmental Psychology, 30(1), 359–375.
4. Butterworth, G. (2003). Pointing is the royal road to language for babies. In S. Kita (Ed.), Pointing: Where language, culture, and cognition meet (pp. 9–33). Mahwah, NJ: Lawrence Erlbaum Associates Publishers.
5. Gentner, D. (1982). Why nouns are learned before verbs: Linguistic relativity versus naturalportioning portioning. In S. Kuczaj (Ed.), Language development. Language, thought, and culture (Vol. 2, pp. 301–334). Hillsdale, NJ: Erlbaum.